Continuity mistake: While Nick and Harold are jogging and discussing the possible buy out of Harold's business they are completely surrounded by fog. For 18 seconds they discuss this further in close-up. When they return to wide shot the fog is completely cleared up around them and is only visible in the distance now.
Continuity mistake: As Harold and Sarah approach the stairs outside their home, after saying goodbye to a funeral guest, Nick is sitting on the edge of the stairs and says "Hi" to them. Harold has his arm around Sarah's waist from the rear camera angle, as it cuts to a front angle his arm is on her shoulder.